encoding h264 with Media SDK 2013 R2.

Hi,

I am encoding h264 with Media SDK 2013 R2.The machine will crash, sometimes for hours, sometimes to 4-5 days,The keyboard and mouse are not response, display in the crash of the time.

CPU i74770 ver:10.18.10.3345

OS:windows 7   64bit.

encode params: 1080i  -HW -d3d -tff   MFX_RATECONTROL_CBR .

thanks

jone.